3 years ago

What 2 numbers add to -7 and the same two numbers multiply to 3

2 answers:

4 0

That's impossible. Are you factoring?

4 0

A) x + y = -7
B) x * y = 3
y = 3/x then put this into equation A
x + 3/x = -7
x^2 + 3 = -7x
x^2 +7x + 3 = 0
x = -6.5414 and x = -0.45862

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